assertTrue(reducedMet.containsKey(CoreMetKeys.FILENAME));
assertEquals(reducedMet.getHashtable().keySet().size(), 1);
reducedMet = fmc.getReducedMetadata(product, vectorElemList);
assertNotNull(reducedMet);
assertTrue(reducedMet.containsKey(CoreMetKeys.FILENAME));
assertEquals(reducedMet.getHashtable().keySet().size(), 1);
reducedMet = fmc.getReducedMetadata(product, linkedListElemList);
assertNotNull(reducedMet);
assertTrue(reducedMet.containsKey(CoreMetKeys.FILENAME));